{"id":426,"date":"2026-10-13T06:07:40","date_gmt":"2026-10-13T06:07:40","guid":{"rendered":"https:\/\/mkmineral.com\/?page_id=426"},"modified":"2026-10-25T06:10:13","modified_gmt":"2026-10-25T06:10:13","slug":"flame-retardants-fire-protection","status":"publish","type":"page","link":"https:\/\/mkmineral.com\/zh\/flame-retardants-fire-protection\/","title":{"rendered":"\u963b\u71c3\u4e0e\u9632\u706b"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"426\" class=\"elementor elementor-426\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a5fe82a e-flex e-con-boxed e-con e-parent\" data-id=\"a5fe82a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a1c4cb3 elementor-widget elementor-widget-heading\" data-id=\"a1c4cb3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Flame Retardants &amp; Fire Protection<\/h2>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e07e1cc e-flex e-con-boxed e-con e-parent\" data-id=\"e07e1cc\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bada7bb elementor-widget elementor-widget-shortcode\" data-id=\"bada7bb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\"><span><span><a href=\"https:\/\/mkmineral.com\/\">Home<\/a><\/span><\/span><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d94a898 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.mk-fire-protection__button{transition:none}\n}\n\n<\/style>\n<div class=\"mk-fire-protection-page\">\n<!-- 01 | Application Overview -->\n<section class=\"mk-fire-protection__section\" data-module=\"1\">\n<div class=\"mk-fire-protection__inner\">\n<div class=\"mk-fire-protection__overview\">\n<div>\n<div class=\"mk-fire-protection__eyebrow\">APPLICATION OVERVIEW<\/div>\n<h2>Expandable graphite for fire protection<\/h2>\n<p class=\"mk-fire-protection__muted\">Expandable graphite acts as an intumescent additive. When heated, it expands into a carbon layer that can help limit heat transfer. Grade selection must suit the material system and its processing temperature.<\/p>\n<\/div>\n<figure class=\"mk-fire-protection__figure\">\n<img fetchpriority=\"high\" class=\"mk-fire-protection__image\" src=\"\/wp-content\/uploads\/2026\/09\/Refractories.png\" width=\"1200\" height=\"800\" alt=\"Layered insulation panel with a silver-grey facing\"  decoding=\"async\">\n<figcaption class=\"mk-fire-protection__caption\">Insulation materials \u00b7 Application illustration<\/figcaption>\n<\/figure>\n<\/div>\n<div class=\"mk-fire-protection__benefits\">\n<div class=\"mk-fire-protection__benefit\">\n<svg viewBox=\"0 0 32 32\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.6\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\">\n<path d=\"m16 3 13 7-13 7L3 10Z M3 16l13 7 13-7 M3 22l13 7 13-7\"\/>\n<\/svg>\n<div>\n<h3>Intumescent action<\/h3>\n<p>Expansion creates a protective carbon structure.<\/p>\n<\/div>\n<\/div>\n<div class=\"mk-fire-protection__benefit\">\n<svg viewBox=\"0 0 32 32\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.6\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\">\n<path d=\"M6 25h20M7 18l9-13 9 13M12 18v7m8-7v7M4 11l4 1m20-1-4 1\"\/>\n<\/svg>\n<div>\n<h3>Thermal barrier<\/h3>\n<p>The expanded layer can help reduce heat transfer.<\/p>\n<\/div>\n<\/div>\n<div class=\"mk-fire-protection__benefit\">\n<svg viewBox=\"0 0 32 32\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.6\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\">\n<path d=\"M5 8h22v16H5zM11 8v16m10-16v16M5 16h22\"\/>\n<\/svg>\n<div>\n<h3>Formulation flexibility<\/h3>\n<p>Consider use in foams, polymers, coatings and seals.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<!-- 02 | Application Areas -->\n<section class=\"mk-fire-protection__section mk-fire-protection__section--gray\" data-module=\"2\">\n<div class=\"mk-fire-protection__inner\">\n<div class=\"mk-fire-protection__heading-row\">\n<div>\n<div class=\"mk-fire-protection__eyebrow\">APPLICATION AREAS<\/div>\n<h2>Where graphite is used<\/h2>\n<\/div>\n<p>Identify the process first, then review the role of graphite and the requirements that guide selection.<\/p>\n<\/div>\n<div class=\"mk-fire-protection__uses\">\n<article class=\"mk-fire-protection__use\">\n<span class=\"mk-fire-protection__use-index\">01<\/span>\n<h3>Foams &amp; insulation<\/h3>\n<p>\n<span class=\"mk-fire-protection__use-label\">ROLE OF GRAPHITE<\/span>Expandable graphite in selected insulation formulations.<\/p>\n<p>\n<span class=\"mk-fire-protection__use-label\">SELECTION FOCUS<\/span>Processing temperature \u00b7 expansion behaviour<\/p>\n<\/article>\n<article class=\"mk-fire-protection__use\">\n<span class=\"mk-fire-protection__use-index\">02<\/span>\n<h3>Polymer &amp; rubber compounds<\/h3>\n<p>\n<span class=\"mk-fire-protection__use-label\">ROLE OF GRAPHITE<\/span>Intumescent additive in formulated polymer systems.<\/p>\n<p>\n<span class=\"mk-fire-protection__use-label\">SELECTION FOCUS<\/span>Particle size \u00b7 matrix compatibility \u00b7 loading<\/p>\n<\/article>\n<article class=\"mk-fire-protection__use\">\n<span class=\"mk-fire-protection__use-index\">03<\/span>\n<h3>Coatings &amp; fire seals<\/h3>\n<p>\n<span class=\"mk-fire-protection__use-label\">ROLE OF GRAPHITE<\/span>Expansion-based protection in coatings and sealing systems.<\/p>\n<p>\n<span class=\"mk-fire-protection__use-label\">SELECTION FOCUS<\/span>Onset temperature \u00b7 expansion \u00b7 end-use test<\/p>\n<\/article>\n<\/div>\n<\/div>\n<\/section>\n<!-- 03 | Expansion behaviour matters -->\n<section class=\"mk-fire-protection__section\" data-module=\"3\">\n<div class=\"mk-fire-protection__inner\">\n<div class=\"mk-fire-protection__spotlight\">\n<div class=\"mk-fire-protection__focus-card\">\n<svg class=\"mk-fire-protection__diagram\" viewBox=\"0 0 540 360\" role=\"img\" aria-label=\"expansion principle schematic\">\n<text x=\"48\" y=\"38\" font-size=\"12\" font-weight=\"700\" letter-spacing=\"2\" fill=\"#4B5563\">MATERIAL PRINCIPLE<\/text>\n<rect x=\"48\" y=\"200\" width=\"170\" height=\"65\" rx=\"5\" fill=\"#D9DEE3\"\/>\n<path d=\"m70 224 45-12 42 14-44 14z\" fill=\"#051936\"\/>\n<path d=\"M238 220h50m-13-10 13 10-13 10\" stroke=\"#C2151E\" stroke-width=\"3\" fill=\"none\"\/>\n<rect x=\"312\" y=\"200\" width=\"180\" height=\"65\" rx=\"5\" fill=\"#D9DEE3\"\/>\n<path d=\"M323 207q-14-17 0-34t0-34t0-34\" stroke=\"#051936\" stroke-width=\"11\" fill=\"none\"\/>\n<path d=\"M344 207q-14-17 0-34t0-34t0-34\" stroke=\"#051936\" stroke-width=\"11\" fill=\"none\"\/>\n<path d=\"M365 207q-14-17 0-34t0-34t0-34\" stroke=\"#051936\" stroke-width=\"11\" fill=\"none\"\/>\n<path d=\"M386 207q-14-17 0-34t0-34t0-34\" stroke=\"#051936\" stroke-width=\"11\" fill=\"none\"\/>\n<path d=\"M407 207q-14-17 0-34t0-34t0-34\" stroke=\"#051936\" stroke-width=\"11\" fill=\"none\"\/>\n<path d=\"M428 207q-14-17 0-34t0-34t0-34\" stroke=\"#051936\" stroke-width=\"11\" fill=\"none\"\/>\n<path d=\"M449 207q-14-17 0-34t0-34t0-34\" stroke=\"#051936\" stroke-width=\"11\" fill=\"none\"\/>\n<path d=\"M470 207q-14-17 0-34t0-34t0-34\" stroke=\"#051936\" stroke-width=\"11\" fill=\"none\"\/>\n<path d=\"m352 57 7 25 7-25m25 0 7 25 7-25m25 0 7 25 7-25\" stroke=\"#C2151E\" stroke-width=\"2\" fill=\"none\"\/>\n<text x=\"133\" y=\"310\" text-anchor=\"middle\" font-size=\"14\">Before heat exposure<\/text>\n<text x=\"402\" y=\"310\" text-anchor=\"middle\" font-size=\"14\">Expanded carbon layer<\/text>\n<\/svg>\n<div class=\"mk-fire-protection__caption\">Heat-triggered expansion \u00b7 Schematic, not to scale<\/div>\n<div class=\"mk-fire-protection__process\">\n<div class=\"mk-fire-protection__process-label\">INTUMESCENT PROTECTION<\/div>\n<div class=\"mk-fire-protection__steps\">\n<div class=\"mk-fire-protection__step\">\n<b>01<\/b>Expandable flakes<\/div>\n<span class=\"mk-fire-protection__step-arrow\" aria-hidden=\"true\">\u2192<\/span>\n<div class=\"mk-fire-protection__step\">\n<b>02<\/b>Heat exposure<\/div>\n<span class=\"mk-fire-protection__step-arrow\" aria-hidden=\"true\">\u2192<\/span>\n<div class=\"mk-fire-protection__step\">\n<b>03<\/b>Carbon barrier<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"mk-fire-protection__focus-copy\">\n<div class=\"mk-fire-protection__eyebrow\">TECHNICAL FOCUS<\/div>\n<h2>Expansion behaviour matters<\/h2>\n<p class=\"mk-fire-protection__lead\">Select for both processing and fire exposure.<\/p>\n<p>The onset of expansion needs to be considered against the processing window. Expansion results also depend on the test conditions; compare grades using the same method.<\/p>\n<div class=\"mk-fire-protection__checks\">\n<div class=\"mk-fire-protection__check\">\n<strong>Expansion onset<\/strong>\n<span>Match the grade to the processing temperature.<\/span>\n<\/div>\n<div class=\"mk-fire-protection__check\">\n<strong>Expansion volume<\/strong>\n<span>Compare results at a stated temperature and method.<\/span>\n<\/div>\n<div class=\"mk-fire-protection__check\">\n<strong>Particle size &amp; carbon<\/strong>\n<span>Review the size and purity needed by the formulation.<\/span>\n<\/div>\n<div class=\"mk-fire-protection__check\">\n<strong>Chemical compatibility<\/strong>\n<span>Discuss pH, sulfur and other formulation-sensitive limits.<\/span>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<!-- 04 | Material Selection -->\n<section class=\"mk-fire-protection__section mk-fire-protection__section--gray\" data-module=\"4\">\n<div class=\"mk-fire-protection__inner\">\n<div class=\"mk-fire-protection__heading-row\">\n<div>\n<div class=\"mk-fire-protection__eyebrow\">MATERIAL SELECTION<\/div>\n<h2>Start with the right graphite<\/h2>\n<\/div>\n<p>Discuss the material family together with your specification and operating conditions.<\/p>\n<\/div>\n<table class=\"mk-fire-protection__table\">\n<thead>\n<tr>\n<th scope=\"col\">Material family<\/th>\n<th scope=\"col\">Application starting point<\/th>\n<th scope=\"col\">What to confirm<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Expandable graphite<\/td>\n<td>\n<span class=\"mk-fire-protection__cell-label\">APPLICATION STARTING POINT<\/span>Intumescent additive for evaluated fire-protection systems<\/td>\n<td>\n<span class=\"mk-fire-protection__cell-label\">WHAT TO CONFIRM<\/span>Onset, expansion volume, particle size and test method<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"mk-fire-protection__selection-note\">\n<svg viewBox=\"0 0 32 32\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.6\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\">\n<path d=\"M7 5h18v22H7zM11 11l2 2 3-4m-5 12 2 2 3-4m3-7h3m-3 9h3\"\/>\n<\/svg>\n<span>Material families are starting points for discussion. Confirm the grade specification and evaluate suitability in your application.<\/span>\n<\/div>\n<\/div>\n<\/section>\n<!-- 05 | Technical Questions -->\n<section class=\"mk-fire-protection__section\" data-module=\"5\">\n<div class=\"mk-fire-protection__inner\">\n<div class=\"mk-fire-protection__faq-layout\">\n<div>\n<div class=\"mk-fire-protection__eyebrow\">TECHNICAL QUESTIONS<\/div>\n<h2>Before you select a grade<\/h2>\n<p>Practical questions to help make your requirements clear.<\/p>\n<\/div>\n<div>\n<details open>\n<summary>Can regular flake graphite replace expandable graphite?<\/summary>\n<p>Regular flake graphite does not provide the same engineered expansion behaviour. Select the material according to the intended function.<\/p>\n<\/details>\n<details >\n<summary>Does the additive alone determine the fire rating?<\/summary>\n<p>Fire performance depends on the finished formulation, product construction and applicable test. The graphite grade alone does not establish a rating.<\/p>\n<\/details>\n<details >\n<summary>Which data should I include in an inquiry?<\/summary>\n<p>Share the matrix, processing temperature, target expansion onset and volume, particle size and finished-product test requirements.<\/p>\n<\/details>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<!-- 06 | Supply & Inquiry -->\n<section class=\"mk-fire-protection__section mk-fire-protection__section--gray\" data-module=\"6\">\n<div class=\"mk-fire-protection__inner\">\n<div class=\"mk-fire-protection__support\">\n<div>\n<svg viewBox=\"0 0 32 32\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.6\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\">\n<path d=\"M7 5h18v22H7zM11 11l2 2 3-4m-5 12 2 2 3-4m3-7h3m-3 9h3\"\/>\n<\/svg>\n<div>\n<h3>Natural graphite portfolio<\/h3>\n<p>Flake, micronized and other graphite-based product families.<\/p>\n<\/div>\n<\/div>\n<div>\n<svg viewBox=\"0 0 32 32\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.6\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\">\n<path d=\"M5 10h22v17H5zM10 10V5h12v5M5 15h22M13 15v4h6v-4\"\/>\n<\/svg>\n<div>\n<h3>Specification discussion<\/h3>\n<p>Share particle size, purity and application requirements.<\/p>\n<\/div>\n<\/div>\n<div>\n<svg viewBox=\"0 0 32 32\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.6\" stroke-linecap=\"round\" stroke-linejoin=\"round\" aria-hidden=\"true\">\n<path d=\"M6 6h20v15H15l-7 6v-6H6zM11 11h10m-10 5h7\"\/>\n<\/svg>\n<div>\n<h3>Sales & after-sales support<\/h3>\n<p>Discuss product selection and follow-up needs.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"mk-fire-protection__cta-row\">\n<div>\n<div class=\"mk-fire-protection__eyebrow\">DISCUSS YOUR APPLICATION<\/div>\n<h2>Let\u2019s discuss your graphite requirements.<\/h2>\n<p>Send your application, target specification and required quantity to start a focused product discussion.<\/p>\n<div class=\"mk-fire-protection__inquiry-fields\">\n<span>Matrix &amp; processing temperature<\/span>\n<span>Expansion requirements<\/span>\n<span>Quantity &amp; destination<\/span>\n<\/div>\n<\/div>\n<a class=\"mk-fire-protection__button\" href=\"\/contact-us\/\">Discuss Your Requirements <span aria-hidden=\"true\">\u2192<\/span>\n<\/a>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Flame Retardants &amp; Fire Protection APPLICATION OVERVIEW Expandable graphite for fire protection Expandable graphite acts as an intumescent additive. When heated, it expands into a carbon layer that can help limit heat transfer. Grade selection must suit the material system and its processing temperature. Insulation materials \u00b7 Application illustration Intumescent action Expansion creates a protective&#8230;<\/p>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"hide","_kad_post_layout":"fullwidth","_kad_post_sidebar_id":"","_kad_post_content_style":"unboxed","_kad_post_vertical_padding":"hide","_kad_post_feature":"hide","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"class_list":["post-426","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Flame Retardants &amp; Fire Protection - Mingkun Mineral<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mkmineral.com\/zh\/flame-retardants-fire-protection\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Flame Retardants &amp; Fire Protection - Mingkun Mineral\" \/>\n<meta property=\"og:description\" content=\"Flame Retardants &amp; Fire Protection APPLICATION OVERVIEW Expandable graphite for fire protection Expandable graphite acts as an intumescent additive. 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